Wireless Charging Coil Detection for Unmanned Vehicle Navigation

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Solution Overview

Problem

Conventional battery-powered devices require wired connections for charging, which restricts their movement and traditional batteries have variable charge capacities due to recharging cycles, leading to potential device failure and loss, especially in unmanned vehicles.

Innovation Solution

Integration of smart batteries with logic and communication capabilities that measure and store electrical characteristics, enabling wireless charging and automated battery management, allowing devices to charge autonomously and predict battery life.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If wired connections are used for charging, then electrical power can be delivered reliably, but device movement is restricted

Engineering Contradiction:
Improvecharging reliabilityVSAvoiddevice mobility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces the mechanical wired connection system with a wireless electromagnetic field-based power transmission system. The wireless power transmitter uses electromagnetic fields to transfer power without physical contact, eliminating the mechanical constraint of wires while maintaining reliable power delivery through field-based energy transfer.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces electromagnetic fields as an intermediary medium between the power source and the device. Instead of direct wired connection, power is transmitted through electromagnetic fields that act as a mediator, enabling power transfer without physical contact and thus preserving device mobility while ensuring reliable charging.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If traditional batteries are used, then devices can operate independently, but charge capacity varies due to recharging cycles leading to potential device failure

Engineering Contradiction:
Improveindependent operationVSAvoiddevice reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent implements automated battery management systems with smart logic that enable batteries to self-monitor, self-diagnose, and self-manage their charging cycles. The system automatically tracks charge capacities, manages recharging schedules, and predicts battery life without human intervention, ensuring optimal performance and reducing failure risks while maintaining independent operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent incorporates feedback mechanisms where the battery management system continuously monitors battery status, charge capacity, and operational parameters. This feedback loop enables real-time adjustments to charging processes, accurate battery life prediction, and proactive management of battery health, thereby improving reliability while preserving independent device operation.

Inventive Principle:
Principle #23Feedback

3Loss of information

If manual battery monitoring is used, then device operation can be tracked, but downtime increases due to manual intervention

Engineering Contradiction:
Improvebattery status trackingVSAvoidcharging downtime
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The patent implements automated battery management systems that perform continuous monitoring, status tracking, and charging management without human intervention. The smart logic embedded in the system automatically handles all battery-related operations including charge capacity measurement, status reporting, and charging control, eliminating manual intervention and reducing downtime while maintaining comprehensive battery status tracking.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent ensures continuous automated monitoring and management of battery status throughout device operation. The system continuously tracks charge capacity, monitors battery health, and manages charging processes without interruption or manual intervention, maintaining constant awareness of battery status while eliminating the time losses associated with manual checking and intervention.

Inventive Principle:
Principle #20Continuity of useful action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances device autonomy by reducing downtime, increasing battery lifespan, and improving deployment efficiency through accurate battery life prediction and wireless charging, minimizing device loss.

Implementation Method 1

a transmit charging coil configured to wirelessly transmit energy to a receive charging coil

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS20250319967A1Detection and navigation in wireless charging
Publication Date: 2025.10.16 WIBOTIC INC
  • US20250319967A1 patent drawing
  • US20250319967A1 patent drawing
  • US20250319967A1 patent drawing

AI summary

A transmit charging coil is driven to wirelessly transfer energy to a receiving charging coil. The wireless energy transfer can be adjusted in response to detecting the receive charging coil. Navigation of an un-manned vehicle may be adjusted in response to the wireless energy transfer.